Består av...

Important molecules

Proteins – molecules that make life possible

Amino acids

General formula of an amino acid

Amino acid structure

Neutral nonpolar amino acids

Neutral polar amino acids

Basic amino acids

Acidic amino acids

Classification of amino acids

Peptide bond creation

Primary structure of proteins

The primary structure of proteins – the amino acid sequence

Secondary structure of proteins – α-helix

Secondary structure of proteins – β-pleated sheet

Properties of the α-helix and the β-pleated sheet

Bonds contributing to the tertiary structure

Structure of insulin – a peptide hormone

Structure of haemoglobin

The quaternary structure of proteins – a combination of subunits